/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package edu.ues21.tcs.ecommerce2011.mvc.controller;

import edu.ues21.tcs.ecommerce2011.mvc.dao.ReporteDAO;
import edu.ues21.tcs.ecommerce2011.mvc.dao.ReporteDAOImpl;


import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
*
* @author fmantaras
* 
*/
public class ReportePedidosCSVController extends HttpServlet {


    /**
	 * 
	 */
	private static final long serialVersionUID = -8654616632048890661L;


         
  

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {


    	
    	
    	   ReporteDAO rdao = new ReporteDAOImpl();

  		 response.reset();
  		 
  		response.setContentType("text/csv"); 
  		response.setHeader("Content-Disposition", "attachment;filename=\"Reporte.csv\""); 
  		PrintWriter out = response.getWriter(); 
  		 
          Integer idReporte = Integer.parseInt(request.getParameter("idreporte").trim());
   
   		List<List<Object>> reporte=new ArrayList<List<Object>>();
        	
          switch(idReporte){
          case 1:
       		reporte = rdao.masVendido();
       		out.print("\"Cuit\";\"Razon Social\";\"Articulo\";\"Descripcion\";\"Cantidad\"" +"\n");
      		
          	break;
          case 2:
       		reporte = rdao.marcaMasVendida();
       		out.print("\"Cuit\";\"Razon Social\";\"Marca\";\"Cantidad\"" +"\n");
          	break;
          }
      	
   		 for(List<Object> reporte2:reporte){
  			 for(Object o2:reporte2){
  			 		out.print(o2.toString()+";");
  			 	}
  			 out.print("\n");
  		 }
      		 
		
        
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
